Answers: 0. facts or knowledge about something 1. do not eat or drink, not safe to eat or drink 2. phone number to call in an emergency 3. not safe 4. come to a halt, do not move 5. be careful 6. able to catch on fire easily 7. stay awake, it is not safe 8. causing you to slide 9. a place where a nurse or doctor helps sick people 10. to let someone else go first, before you 11. do not enter 12. very powerful electric current 13. to go a different way 14. a sudden situation in which someone needs help 15. a place where you sit and wait at a doctor%27s office